Problem Solving Methods in Machine Learning

Jun 21, 2024

Lecture Notes

Key Topics Covered

  1. Importance of Solving Research Problems in Machine Learning (ML)
  2. Commonly Asked Interview Questions for ML Jobs
  3. Three Major Problems Discussed:
    • Finding Specific Elements in a Sorted Array
    • Extracting Square Root of a Number
    • Searching in a Rotated Sorted Array
  4. Examples of Companies with High Demand for ML Skills
  5. Different Approaches to Problem Solving in ML
  6. Homework Assignment: Solving a Problem Independently

Detailed Notes

Importance of Solving Research Problems in ML

  • Emphasis on practical application and problem solving in ML.
  • High relevance in real-world applications and during job interviews.

Commonly Asked Interview Questions

  • Video covers famous and frequently asked questions in ML interviews and assessments.
  • Example questions include finding specific elements in an array and calculating square roots.

Major Problems Discussed

Finding Specific Elements in a Sorted Array

  • Search for an element in a rotated sorted array.
  • Different methods to solve the problem.
  • Implementation and coding strategies shared during the lecture.

Extracting Square Root of a Number

  • Using binary search to find the square root of a number.
  • Special focus on edge cases and optimizing the search.
  • Step-by-step example provided.

Searching in a Rotated Sorted Array

  • Importance of understanding array manipulations.
  • Examples and detailed explanations of different approaches.

Examples of Job Opportunities and Companies

  • Mentioned companies like Amazon, Google, and Reliance that have significant ML research teams.
  • Real-world examples of recent interview experiences shared.
  • Emphasis on the demand for advanced problem-solving skills in these companies.

Approaches to Problem Solving in ML

  • Discussed different methods and strategies in detail.
  • Examples of efficient coding techniques.
  • Emphasis on understanding the underlying logic and algorithm.

Homework Assignment

  • Independent problem-solving task assigned: Find 'the world in code' problem.
  • Encouraged to solve and bring solutions for further discussion in the next session.
  • Emphasis on practicing logic and coding independently.

Additional Points

  • Useful tools and websites for practicing these problems were suggested.
  • Encouragement to apply learned techniques in real job interviews.
  • The importance of revising and practicing the code multiple times.

Upcoming Topics

  • Mentioned future discussion on book allocation problems.
  • Encouraged students to stay tuned for the next set of advanced topics.

Note: Some technical coding examples and step-by-step implementations were part of the lecture, providing practical coding experience.